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Contents Page
1. Overview .................................................................... 3
2. Hardware Installation ......................................................... 4
2.1 Connecting Diagram .................................................... 4
2.2 LED- and Connector View ............................................... 5
2.3 Coding Switch ......................................................... 7
2.4 Installation of the Module Using Optional In-Rail Bus Connector ................. 9
2.5 Remove the CAN-CBX Module from the Optional In-Rail Bus .................. 10
3. Technical Data .............................................................. 11
3.1 General Technical Data ................................................. 11
3.2 Microcontroller ....................................................... 11
3.3 CAN Interface ........................................................ 12
3.4 Serial Interface ........................................................ 12
3.5 Radio Communication .................................................. 12
3.6 Software ............................................................. 13
3.7 Order Information ..................................................... 13
4. Description of the Units ....................................................... 14
4.1 CAN Interface ........................................................ 14
4.1.1 Interface Circuit ............................................... 14
4.2 Serial Interfaces ....................................................... 15
4.2.1 Default Setting of the CAN-CBX-AIR Module ....................... 15
4.2.2 Configuration ................................................. 15
4.2.3 Connection of the RS-232-Interface ................................ 15
5. Configuration of the CAN-CBX-AIR-Module .................................... 16
5.1 Serial Interface and Coding Switches ...................................... 16
5.2 Commands ........................................................... 16
5.3 Change Configuration .................................................. 21
6. Connector Assignment ....................................................... 22
6.1 Serial Interface (X100, 9-pin DSUB socket) ................................. 22
6.2 CAN-Bus (X200, 5-pin COMBICON-Style) ................................ 24
6.3 CAN and Power Supply Voltage via In-Rail-Bus X210 ....................... 25
6.4 Power Supply Voltage X500 ............................................. 26
7. Correctly Wiring Electrically Isolated CAN Networks ............................. 27
8. CAN-Bus Troubleshooting Guide .............................................. 31
8.1 Termination .......................................................... 31
8.2 CAN_H/CAN_L Voltage ............................................... 32
8.3 Ground ............................................................. 32
8.4 CAN Transceiver Resistance Test ........................................ 33
CAN-CBX-AIR Manual Rev. 1.1 1